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51

modroc

Worth a look

Shows low returns (0.4%), but a small market ($46K/yr) keeps it on the watch list.

Market size 12Growth 18Conversion 90Competition 42Returns 98Price range 72Avg price 44Brand share 75Review moat 69Quality gap 43

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Conversion

Great10.7%

search→purchase rate — share of searches ending in a sale

Brand share

Great60%

top-5 brand share — no brand owns this niche

Price range

Good£5.36–£40.39

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Good725.35

avg incumbent reviews — the moat a new listing must climb

Avg price

Okay£11.26

avg listing price — sweet spot $15–$100

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Competition

Okay60%

top-5 click share — leaders hold, buyers still browse

Growth

Bad-14.5%

90-day search growth — must beat 0% to launch

Market size

Bad£46K

£46K/yr · 38K searches

According to Flapen's Amazon United Kingdom niche tracking, modroc is a £46K/yr Amazon United Kingdom market (38K searches/yr). The top 5 brands hold 60% of demand. Demand peaks in Oct–Nov. Verdict: Worth a look — 51/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

modroc market data

Units sold / yr
4K–5K
avg 100–250/product
Revenue / yr
£45K–£56K
units × avg price
Conversion rate
10.7%
Avg BSR
#836
Page quality
0%
Prime
90%
Sponsored
95%
Out of stock
28.1%
Avg brand age
50 months
Avg seller age
190 days

Competition & brand share

The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.

Brands

18 rising

Sellers

23

Top-5 brand share

60%

Top 20: 100%

Top-5 click share

60%

Top 20: 100%

Open market

34%

  • Yeasing23%
  • LexSel11%
  • Teokantz10%
  • ASelected9%
  • Baker Ross7%
  • Navaris6%

Demand & seasonality

Weekly Amazon search volume, last 86 weeks — -14.5% search growth over the last 90 days.
1K600Spike '25Spike '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Oct, Nov · busiest ÷ quietest = 1.8×

Top modroc search terms

  • plaster bandage9K/yr
  • plaster of paris bandage8K/yr
  • plaster cast6K/yr
  • mod rock4K/yr
  • plaster bandage for modelling4K/yr
  • mod roc3K/yr
  • modrock plaster bandage4K/yr
  • mod rock for crafts3K/yr
All search terms

Top modroc products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%£5K20%£9K30%£14K40%£18K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products missing review or click data not plotted

All 20 tracked products in this niche — three views at once, no toggling.

What buyers say about modroc

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall30%

“Excellent product”

Ease Of Use20%

“Easy to use”

Value For Money18%

“Value for price”

Advertised Vs Actual Product9%

“As described”

Efficiency6%

“WORKS FINE”

Quick Drying6%

“dried quickly too”

Fun/Entertainment Experience2%

“fun, dries quickly creating a solid base, in my case for creative craft, shape anything from changing toilet roll into a funky pen pot, a bottle into a volcano or in this case a balloon into an arty dinosaur”

Strength2%

“Stronger and quicker”

Size-Overall2%

“the rolls are a good size”

What buyers complain about

Functionality-Overall17%

“This did not work at all”

Adhesion/Stickiness17%

“It did not stick at all”

Instructions/User Manual/Troubleshooting11%

“No paperwork to instruct in use”

Moist/Dry11%

“drys hard”

Top return reasons

Size-Overall31%
Quality-Overall23%
Hard Feel8%
Compatibility-Overall8%
Material Quality8%
Weight Heavy8%
Value For Money8%
Functionality-Overall4%
Adhesion/Stickiness4%

Common questions

Is modroc profitable to sell on Amazon United Kingdom?
The niche generates £46K/yr across 20 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -14.5%. Flapen's verdict: Worth a look (51/100).
How competitive is the modroc niche?
18 brands and 23 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 60% of demand.
What do buyers complain about in modroc?
Top complaints mined from reviews: Functionality-Overall, Adhesion/Stickiness, Instructions/User Manual/Troubleshooting. The return rate is 0.4%.
When does demand for modroc peak?
Demand peaks in Oct–Nov; the busiest month runs 1.8× the quietest.
What does it cost to enter the modroc niche?
Listings span £5.36–£40.39; the average listing price is £11.26 (sweet spot $15–$100). The average incumbent carries 725 reviews — the moat a new listing must climb.